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-rw-r--r--libbuild2/install/utility.cxx22
-rw-r--r--libbuild2/install/utility.hxx2
2 files changed, 19 insertions, 5 deletions
diff --git a/libbuild2/install/utility.cxx b/libbuild2/install/utility.cxx
index c8e1699..c8b6a92 100644
--- a/libbuild2/install/utility.cxx
+++ b/libbuild2/install/utility.cxx
@@ -57,10 +57,21 @@ namespace build2
// If redoing all this work for every entry proves too slow, we can
// consider some form of caching (e.g., on the per-project basis).
//
+ auto i (fs->begin ());
+
+ bool negate (false);
+ if (i->first == "!")
+ {
+ negate = true;
+ ++i;
+ }
+
size_t limit (0); // See below.
- for (const pair<string, string>& kv: *fs)
+ for (auto e (fs->end ()); i != e; ++i)
{
+ const pair<string, optional<string>>& kv (*i);
+
path k;
try
{
@@ -77,7 +88,7 @@ namespace build2
bool v;
{
- const string& s (kv.second);
+ const string& s (kv.second ? *kv.second : string ());
size_t p (s.find (','));
@@ -269,13 +280,16 @@ namespace build2
}
}
+ if (negate)
+ v = !v;
+
l4 ([&]{trace << (base / leaf)
<< (v ? " included by " : " excluded by ")
- << kv.first << '@' << kv.second;});
+ << kv.first << '@' << *kv.second;});
return v;
}
- return true;
+ return !negate;
}
}
}
diff --git a/libbuild2/install/utility.hxx b/libbuild2/install/utility.hxx
index dca8eb4..fc40ebe 100644
--- a/libbuild2/install/utility.hxx
+++ b/libbuild2/install/utility.hxx
@@ -113,7 +113,7 @@ namespace build2
//
// If entry type is a directory, then leaf must be empty.
//
- using filters = vector<pair<string, string>>;
+ using filters = vector<pair<string, optional<string>>>;
LIBBUILD2_SYMEXPORT bool
filter_entry (const scope& rs,